<template>
	<el-container class="home-container">

		<!-- 头部 -->
		<el-header>
			<div>
				<img src="../assets/heima.png" alt="">
				<span>电商后台管理系统</span>
			</div>
			<el-button type="info" @click="logout">退出</el-button>
		</el-header>
		<el-container>
			<!-- 侧边栏 -->
			<el-aside :width="isCollapse ? '64px':'200px'">
				<div class="toggle-button" @click="toggleCollapse">|||</div>
				<!-- :unique-opened="true"或者直接unique-opened -->
				<el-menu :default-active="activePath" router :collapse="isCollapse" :collapse-transition="false" unique-opened
				 background-color="#FFFFFF" text-color="black" active-text-color="#ffd04b">
					<el-submenu :index="item.id+ ''" v-for="item in menulist" :key="item.id">
						<template slot="title">
							<i :class="iconsObj[item.id]"></i>
							<span>{{item.authName}}</span>
						</template>
						<el-menu-item @click="saveNavState(subItem.path)" :index="subItem.path" v-for="subItem in item.children">
							<template slot="title">
								<i class="el-icon-menu"></i>
								<span>{{subItem.authName}}</span>
							</template>
						</el-menu-item>
					</el-submenu>
				</el-menu>
			</el-aside>
			<el-main>
				<router-view></router-view>
			</el-main>
		</el-container>
	</el-container>
</template>

<script>
	export default {
		created() {
			this.getMenuList()
			this.activePath = window.sessionStorage.getItem('activePath')
		},
		data() {
			return {
				menulist: [],
				iconsObj: {
					"125": 'iconfont icon-users',
					"103": 'iconfont icon-tijikongjian',
					"101": 'iconfont icon-shangpin',
					"102": 'iconfont icon-danju',
					"145": 'iconfont icon-baobiao'

				},
				isCollapse: false,
				//被激活链接地址
				activePath:''
			}
		},
		methods: {
			logout() {
				window.sessionStorage.clear()
				this.$router.push('/login')
			},
			async getMenuList() {
				const {
					data: res
				} = await this.$http.get('menus')
				if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
				this.menulist = res.data
				console.log(res);
			},
			toggleCollapse() {
				this.isCollapse = !this.isCollapse
			},
			saveNavState(activePath){
				window.sessionStorage.setItem('activePath',activePath)
				this.activePath = activePath
			}
		}
	}
</script>

<style lang="less" scoped>
	//
	.home-container {
		height: 100%;
	}

	.el-header {
		background-color: #BBE6D6;
		display: flex;
		justify-content: space-between; //左右2端摆放对齐
		padding-left: 0;
		align-items: center; //纵向居中对齐
		//corlor:#fff
		font-size: 20px;

		>div {
			display: flex;
			align-items: center;

			span {
				margin-left: 15px;
			}
		}
	}

	.el-aside {
		background-color: #FFFFFF;

		.el-menu {
			border-right: none;
		}
	}

	.el-main {
		background-color: #E4F5EF;
	}

	.toggle-button {
		background-color: #8ED6FB;
		font-size: 10px;
		color: #2C3E50;
		line-height: 24px;
		text-align: center;
		letter-spacing: 0.2em;
	}
</style>
